Free firmware update expands the ProRes 422 flavor all all their cameras. (According to release: up to 230min of recording on a 64GB card using ProRes Proxy.)

Blackmagic Design Announces New Apple ProRes™ formats for all BMD Cameras at DV Info Net (http://www.dvinfo.net/news/blackmagic-design-announces-new-apple-prores-formats-for-all-bmd-cameras.html)

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I have always felt this was the biggest thing missing from their cameras, so amazing news for all the Blackmagic owners out there.